The new hunt for Diane’s killer: Brutally battered to death as she walked to get petrol 39 years ago. Now Diane Sindall’s family face fresh quest for justice after DNA bombshell saw ‘Beast of Birkenhead’ Peter Sullivan’s conviction quashed

Diane Sindall, who was 21 and engaged to be married, was savagely attacked while walking to get petrol after a late shift in a pub in Birkenhead.